Home / 157,622,740.56-217,532,832.12-88,021,573.56

Finding the Fourth Proportional to 157,622,740.56, 217,532,832.12 and 88,021,573.56

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Solution

The fourth proportional to 157,622,740.56, 217,532,832.12 and 88,021,573.56 is: 121,477,282.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,622,740.56 : 217,532,832.12 = 88,021,573.56 : x
  2. Step 2: Convert to fraction form
    157,622,740.56/217,532,832.12 = 88,021,573.56/x
  3. Step 3: Cross multiply
    157,622,740.56x = 217,532,832.12 × 88,021,573.56
  4. Step 4: Simplify right side
    157,622,740.56x = 19,147,582,184,165,712
  5. Step 5: Solve for x
    x = 19,147,582,184,165,712/157,622,740.56
  6. Step 6: Final answer
    x = 121,477,282.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.